Learn how the Abramovici conjoined twins made their way from a small Siberian village to a traveling freak show, and finally to the depraved insanity of ARKHAM CITY. What role did Joker have in their journey to Arkham City...and also their horrific separation? Joker's decided the Abramovici conjoined twins should be separated, and is interviewing surgeons for the job. Fortunately, one specific doctor is in(sane), and ready for the gruesome job! But what will happen to the twins after the separation? The Abramovici twins, no longer conjoined, find themselves on separate sides of a smoldering feud between Joker and Penguin. But how will Joker react, considering only one twin should have survived?